28958247

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 43450368

約数和(自身を除く): 14492121

約数列:

[1, 3, 9, 31, 93, 271, 279, 383, 813, 1149, 2439, 3447, 8401, 11873, 25203, 35619, 75609, 103793, 106857, 311379, 934137, 3217583, 9652749, 28958247]

約数ペア:

[(1, 28958247), (3, 9652749), (9, 3217583), (31, 934137), (93, 311379), (271, 106857), (279, 103793), (383, 75609), (813, 35619), (1149, 25203), (2439, 11873), (3447, 8401)]